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/**
* Basic test for gdImageConvolution() and related functions
*/
#include "gd.h"
#include "gdtest.h"
static void test_convolution(void (*convolution_func)(gdImagePtr im), const char *expected)
{
gdImagePtr im;
FILE *fp;
char *path;
fp = gdTestFileOpen2("gdimageconvolution", "basic.png");
im = gdImageCreateFromPng(fp);
fclose(fp);
convolution_func(im);
path = gdTestFilePath2("gdimageconvolution", expected);
gdAssertImageEqualsToFile(path, im);
gdFree(path);
gdImageDestroy(im);
}
static void test_edge_detect_quick(gdImagePtr im)
{
gdImageEdgeDetectQuick(im);
}
static void test_smooth(gdImagePtr im)
{
gdImageSmooth(im, 5);
}
static void test_emboss(gdImagePtr im)
{
gdImageEmboss(im);
}
static void test_mean_removal(gdImagePtr im)
{
gdImageMeanRemoval(im);
}
int main()
{
test_convolution(&test_edge_detect_quick, "basic_edge_detect_quick.png");
test_convolution(&test_smooth, "basic_smooth.png");
test_convolution(&test_emboss, "basic_emboss.png");
test_convolution(&test_mean_removal, "basic_mean_removal.png");
return gdNumFailures();
}
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